次級效應 的英文怎麼說

中文拼音 [xiàoyīng]
次級效應 英文
second order effect
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 次級 : secondary
  • 效應 : [物理學] effect; action; influence
  1. The theoretical analysis shows that any human activities, responsible for the changes of rock, air, water, soil and biology inside or outside the caves, will influence inevitably cave animals in terms of such levels as molecule, cell organelle, cell, tissue, organ, system, individual, population, society and ecosystem. these effects can be observed on cave animal ' s shape - building, activity, tissue structure, metabolism, space - time distribution, biothythm, structure of population and society, food chain, bio - relation, diversity of population and society, and function of the above - mentioned levels

    理論分析表明,凡是能夠引起地表和洞穴巖石、空氣、水、土壤、生物等變化的一切人類活動都不可避免地使洞穴動物在分子、細胞器、細胞、組織、器官、系統、個體、種群、群落和生態系統各上產生,這些具體表現在影響洞穴動物形態建成、行為、組織結構、新陳代謝、時空分佈、生物節律、種群和群落結構、食物鏈結構、生物關系、種群和群落多樣性以及各層所表現的功能的多少、快慢、強弱等方面。
  2. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及用情況;其,運用太陽能電池基本原理討論影響電池轉換率的因素,分析了聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總結了聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  3. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其用,從四能速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  4. Qingdao beer street is featured with beer culture, architecture culture, and the human atmosphere, and has become a famous food and beverage streets at home and broad, qingdao cultural street is the only nation - level culture street for cultural commodities transaction and entertainment, and qingdao olympic sport street is china ' s largest hi - end sports street with the best sports facilities

    青島啤酒街突出啤酒文化、建築文化和青島特有的人文氛圍,已成為國內外知名的啤酒餐飲文化特色街;青島文化街充分發揮文化街的聚集與輻射,是目前青島市唯一一條國家文化街;青島體育街是全國目前規模最大、設施最全、檔最高的體育特色街。
  5. Based on the theory of demand levels proposed by a. maslow, the present thesis investigates and compares the main difference of utilities among armymen at different levels according to their income levels. moreover, it quantitatively analyzes the influence on the individual utility of armmen at different level caused by increase in satisfying every demand, to find out the basic information and the main problems on the armymen ' s salary, welfare, spiritual encouragement and so on, systematically summarizing and analyzing the actual problems existing in the charge collocation of military personnel in our country. based upon the new research view, the present author reviews and benefits from the useful practice and experience of the charge collocation of military personnel abroad, constructs the economic model to analyze the quantitative relationship between the individual utility of armymen and the encouraged effect of military personnel, as well as between the input of military - personnel charge and its output of the encouraged effect, and put forward the proposal for maximizing the encouraged effect caused by the charge of military personnel of our country, trying to enter a new research area for human resource economy of military personnel and national defense investment economy in our country

    本文借鑒馬斯洛需求層理論,把軍事人員按收入別劃分為不同層,調查分析比較了不同層軍人的用觀主要區別,並把每一需求滿足的增加對不同層軍事人員個人用的影響加以量化分析,從而找出了我國軍人工資、福利、精神獎勵等的基本情況和存在的主要問題,系統總結和分析了我軍軍事人員費配置中存在的實際問題;並進而立足這一新的研究角度,考察和借鑒了國外軍事人員費配置的有益做法和經驗,建構和分析了軍人個人用與其對軍事人員的激勵之間以及軍事人員費的投入與軍事人員費所產生的激勵之間數量關系的經濟模型,提出了我軍軍事人員費實現激勵最大化途徑的建議,嘗試著進入我國軍事人力資源經濟學和國防投資經濟學的新的研究領域。
  6. And then, thesis explicates the reasons of the difference from five aspects including natural resource, area conditions, labor conditions, technical conditions and industry structure. furthermore, the thesis points out that the sustainable utilization of natural resource, the adjustment of labor structure, improvement of labor qualities, the employment of advanced science and technology and reasonable industry structure are critical to the improvement of rural economy ' s integral, power and comprehensive competition. at last, this thesis puts forwards a series of policies and countermeasures, such as accelerating urbanization of villages of villages to develop increasing pole, enchanting agricultural, industrialization to strengthen the industry foundation, improving the help and development policies to the poor to strengthen the district economic cooperation and the coordination effect by decreasing the limits of the poor, and so on, which can encourage each area display its advantage and supply what the other needs and make the rural economy coordinated and commonly flourishing

    根據分析結果將11個市劃分為省內發達區域、中等發達區域和不發達區域三種類型,將138個縣(市)劃分為由高到低七個等;對差異產生的原因從自然資源、區位條件、勞動力條件、技術條件、產業結構等五個方面進行了系統探討;並從更深層上指出,土地等自然資源的可持續利用,勞動力構成優化、素質提高,先進科學技術的適用,產業結構的合理布局等對農村經濟的整體實力和綜合競爭力的提高起決定性的作用;最後,在河北省農村經濟協調發展的角度,提出了「因地制宜,揚長避短;優勢互補,共同發展」的指導思想和「鼓勵先進,鞭策后勁;區域聯動,全面協調」的基本原則,並進一步提出了加大小城建設? ?培養增長極,推進農業產業化經營? ?強化產業基礎,改善扶貧開發政策? ?降低后勁制約以及加強區域經濟聯合? ?增強協調等綜合措施。
  7. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器試驗結果的對比分析,得到了如下主要結論:採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍,減小了占空比丟失,降低了逆變電阻點焊電源的開關損耗;諧振電容是影響軟開關工作狀態的重要因素,其大小不僅影響開關管的零電壓關斷,同時也影響開關管的零電壓開通范圍,因此,諧振電容該綜合考慮;功率變壓器漏感越大,越容易滿足滯后橋臂的軟開關條件,但是大的漏感也使變壓器的通態損耗增加,降低了軟開關逆變器的率。
  8. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是:對國內外預力鋼結構的發展歷史及現狀作了綜述和總結,指出當前預力鋼結構工程實踐中存在的主要問題;闡述了預力鋼結構的受力機理,並指出預力鋼結構的適用范圍和特點;在考慮結構力和變位約束的條件下,建立預力鋼結構優化設計模型;提出多力鋼結構優化設計方法和步驟,採用線性規劃和滿約束準則相結合的優化方法,可優化設計出施加的每一力的大小,並得到結構各部分的優化截面;對多力最佳的施加數作了分析,並建議以2 3為宜;為驗證文中理論和方法,分別對大跨多力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算例進行了優化設計,經濟益明顯;對水平平行弦鋼桁架的幾種施加預力的方案進行比較,對于局部布索,預力只對下弦起到卸載作用,對上弦和腹桿基本不起作用;而整體布索預力除對下弦卸載外,對索折點以外部分腹桿也起到卸載作用,經濟益好於局部布索。
  9. The results of pure cu show ecap can produce bulk material of submicrometer level indeed. as the number of passes increases, the initial structure of pure cu has been refined largely. after six passes, i. e. the equivalent true strain of 4 ~ 5, the grain size gradually becomes stable and uniform

    對純銅室溫ecap晶粒超細化行為及組織穩定性的研究表明: ecap技術的確能制備出亞微米的塊體材料,隨著ecap道的增加,純銅的組織被大大細化, ecap六道(即等變4 5 )后,晶粒尺寸趨于穩定,硬度基本飽和。
  10. Appraise the test scheme of dynamic consolidation of each test district before test and make optimization suggestions ; 4. the grain - size distrilidation of the underlayer of dynamic consolidation has great on consumption of the energy i, the better the dynamic consolidation effect is ; 5. the deformation effect of dynamic consolidation foundation is that not only the settlement deformation of foundation will decrease greatly after pounding, but residual settlement deformation in each test district are compared, it can be concluded that the deformation stability of foundation of the runway engineering of pu - dong airport can satisfy the design requirment through dynamic consolidation according to optimized test scheme. but the underlayer of dynamic consolidation should be made when pounding

    論文的主要工作和研究認識如下: ( 1 )確定必要的強夯施工參數; ( 2 )對既有砂性土又有粘性土地基的最佳夯擊數的確定方法進行了探討; ( 3 )對試驗前各試驗小區的強夯試驗方案進行了評價,並提出了優化建議; ( 4 )強夯墊層材料的配對夯擊能的消耗有很大影響,配好的墊層對夯擊能的傳遞比配差的墊層果好; ( 5 )強夯地基的變形主要是指夯后地基不但沉降變形會大幅度降低,而且剩餘沉降變形會緩慢地發生; ( 6 )在比較各試驗小區的變形穩定性后,按照優化后的試驗方案進行強夯處理,則浦東機場場道工程地基的變形穩定性能滿足設計要求,但須在處理時施加強夯墊層。
  11. The simulation results show that the power factor and efficiency of lim are much lower than that of rotary induction motor due to end effect and big air gap of lim. end effect force has a great influence on the thrust of lim. the performance of lim can be improved with the proper secondary structure, small air gap, big goodness factor or heavy load

    結果表明:受邊端及大氣隙影響,直線感電機功率因數及率較低;運行狀態下的邊端力對電機推力有較大影響;設計電機時選用合適的材料、減小氣隙、增大品質因數、增加負載都可提升電機的輸出性能,通過設計有的控制演算法可使電機在額定滑差下具有較高的運行率。
  12. Then, it analyzes the current situation of the operation performance of the secondary bank, and considers that the main reasons lies in the influence of state - owned commercial bank of branch mechanism ' s management system, difficulty in adapting to the great change of outside environment, the defect of classified authorization mode of state - owned bank, the fall behind of organization concepts, check supervision mechanism and the imperfect of the inner - controlled mechanism, etc. therefore, operation mechanism must be reformed and operation performance must be improved

    ,對延安工商銀行經營績現狀進行了分析,指出延安工行經營績難以進一步提高的主要原因在於國有商業銀行分支機構管理體制的影響、難以適外部劇烈變化的環境、國有銀行分授權模式存在缺陷、組織理念落後、稽核監督機制與內控機制不完善等,因而亟待進行經營機制改革,提高經營績
  13. Bank regulators have publicly raised alarm about these highly leveraged mortgages, which look uncomfortably like their sub - prime counterparts in the us

    監管者早已提醒業內,要高度警惕這些極具杠桿的住房貸款,避免重蹈美國房貸的覆轍。
  14. Statistically, it makes a quantitive analysis on the evolvement of the country economic structure in xi ' an city, the economic benefit of the changes in industry structure, the effect on labor resource collacation in industry structure and the effect of the increasing income of countrymen in industry structure changes, which discloses a rule of the industry structure evolvement in country. the putting forward of the non - agriculture industry in country, especially the rapid increase in country industry will promote the rise of the country industry level for a long term. the country industry structure influences a lot the increase of the farmer ' s income which is also affected by agriculture structure and planting structure, but less. the non - agriculture industry plays a main role in the increase of farmer ' s income. for the low level of the townlization and industrialization, developing industry, construction and commercial in country is very feasible to resolve the problem of spare labors in country. it is strengthening labors transferring and reducing the modulus of labor over the infield that farmers income could be kept increasing. after a theoretical analysis and twenty years practise in the regulation of country economy structure after the reform and opening policy in xi ' an, a new thought of regulating country economy structure in xi ' an is put forward that a strategic regulation must be taken in country economy structure and the agriculture structure must be optimized. moreover, an expanding agriculture must be developed and transfer the spare labors in country effectively. so the government function during the regulation of country economy structure is transferred to : the first one, making the stress policy in the regulation of country industry structure. 2ndly, strengthening the force in regulating country industry structure ; 3rdly, making a plan on the regulation of country industry structure ; 4th promoting the optimizition and upgree of industry relying on sci - tech progress ; 5th enhancing the townlization and optimizing the country industry structure ; last one, improving the quality of labors in full scale

    本文在概述經濟結構理論的基礎上,第一系統地研究了西安市農村經濟結構調整,用數據統計的方法,定量、定性地分析了西安市農村經濟結構演變的軌跡,分析了產業結構變動的經濟益、產業結構勞動力資源配置、產業結構變動的農民收入增長,揭示了農村產業結構演變的規律。提出農村非農產業,尤其是高速增長的農村工業,對促進農村產業水平的提升起著長?推動力的作用;農民收入增長直接受農村產業結構的影響最大,農業產業結構、種植業結構對農民收入有影響,但作用不可高估;非農產業是農民增收的主要支撐力量,解決農村余勞動力在城鎮化、工業化水平不高的情況下,切實可行的選擇是在農村發展工業、建築業、商飲業等非農產業;農民收入要保持快速增長態勢必須加大農村勞動力轉移力度,減少耕地承載勞動力的系數。通過理論分析,結合西安市改革開放后20多年的農村產業結構調整的實踐,提出了西安市農村產業結構調整的發展思路及目標、原則,明確指出了政府在農村經濟結構調整過程中的職能轉變的重要方面:一是制定農村產業結構調整的傾斜政策,二是加大對農村產業調整的投入力度,三是制定產業結構調整的規劃,四是依靠科技進步促進產業優化和升,五是加快城鎮化過程,優化農村產業結構。
  15. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於:提出了預編碼-判決反饋聯合均衡系統結構,並從理論推導得出了對的最大互信息量最優化設計結果;首提出了時變色散通道的離散正則模型概念,該模型適宜於利用觀察數據的二階統計量進行盲信號處理;基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究,提出了對時不變通道矩陣的子空間盲辨識演算法;針對誤差傳播問題,提出了可以消除誤差傳播的兩盲辨識演算法;提出了基於離散正則模型的直接盲均衡演算法;提出了基於特徵恢復思想的神經網路直接自適盲均衡演算法。
  16. The more poles mode, the unequal pole width mode ; the low - frequency slot harmonic modulation mode and the mode of changing end magnetic conductance are presented, and these designing method can efficiently weaken the end effect and decrease the wave of the thrust

    提出的採用多極電機方式;初極距不等的方式;齒諧波低頻調制方式和改變電機兩端部磁導的方式等電機的設計原則和方法,都可有地削弱端部,減小推力的波動。
  17. The method for third harmonic generation of large - aperture high - power solid laser is described which is the second nonlinear effect of two cascade crystals in this paper

    摘要敘述了大口徑高功率固體激光器,利用兩塊聯晶體的二階非線性,對激光輸出進行諧波轉換,實現三諧波輸出的方法。
  18. In general, there was no significant gender difference in the adolescents " attitudes toward filial piety, but male adolescents possessed higher values regarding ensuring the continuity of family line and bringing honor to the family name, and reverence and mourning parents than those of female adolescents. female adolescents held higher values regarding oppressing themselves and showing obedience to parents than that of male adolescents. in the two domains of oppressing themselves and showing obedience to parents, and ensuring the continuity of family line and bringing honor to the family name, rural adolescents held stronger agreement than urban adolescents

    4 、農村青少年與父母的親合度顯著高於城市青少年,女青少年的親子親合顯著高於男青少年,而青少年與父母的親合不存在顯著的獨生?非獨生以及年因素的主;城市青少年與父母的沖突強度顯著高於農村青少年,男青少年與父母的沖突強度高於女青少年,獨生青少年與父母的沖突強度顯著高於非獨生青少年,初三青少年的親子沖突強度顯著高於高中階段的青少年,而高中三個年兩兩之間不存在顯著差異;高二青少年與父母沖突的數顯著地低於其他三個年,而其他三個年兩兩之間不存在顯著差異。
  19. At first, the average - current controlled boost pfc and buck converter small - signal model are estabished. the average - current controlled boost pfc and buck converter prototype are designed and manufactured. on basis of the small - signal model, the two - stage i / o impedance characteristic and miller effect are analyzed by simulation with matlab software

    單獨設計了前、后變換器樣機,在兩模型基礎上,用matlab軟體模擬分析了前後變換器對接處的i o阻抗特性和密勒,運用奈奎斯特判據對兩結構寬輸出電壓范圍的功率因數校正器的穩定性進行了分析設計。
  20. In the process of design, the thesis using the circuit structure of inverter series within memory cell, and sharing read and write ports within multi - bit for the first time, solves dominoes effect for driving multi - read port problem, and reduces layout area of double - memory cell for about 40 %, respectively

    在設計過程中,首對位單元採用反相器聯的電路結構,解決了由於驅動多讀出埠問題引起的電路驅動多米諾;首採用了多位共享讀寫埠的電路結構,減小了雙存儲體40 %的版圖面積。
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